different between perplexity vs discomposure

English

Etymology

perplex +? -ity, from Middle French perplexité or post-classical Latin perplexitas ‘entanglement’, from perplexus.

Pronunciation

• (UK) IPA^(key): /p??pl?ks?ti/
• (US) IPA^(key): /p???pl?ks?di/

Noun

perplexity (countable and uncountable, plural perplexities)

1. The state or quality of being perplexed; puzzled or confused.
2. Something that perplexes.
   • 1942, Rebecca West, Black Lamb and Grey Falcon (Canongate 2006), page 149:

     The Emperor, who was by then a focus of unresolvable perplexities, stood providing a strongly contrary appearance.

3. In information theory, a measurement of how well a probability distribution or model predicts a sample.

Translations

English

Etymology

dis- +? composure

Noun

discomposure (countable and uncountable, plural discomposures)

1. The state of being discomposed.
   • 1719, Daniel Defoe, Robinson Crusoe

     And now it was that I began to keep a journal of every day's employment; for, indeed, at first I was in too much hurry, and not only hurry as to labour, but in too much discomposure of mind; and my journal would have been full of many dull things[.]
2. (obsolete) Discordance; disagreement of parts.

   • But this is wrought by emission , or suppression , or suffocation , of the native spirits ; and also by the disordination and discomposure of the tangible parts , and other passages of nature , and not by a conflict of heats

References

• discomposure in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.